M.A.P Audio & Customs - Custom made fiberglass 8" subwoofer enclosure for an audi a3 8v. This was hand made with mdf rings and support braces. It was then fiberglass and covered
Upgrading Audi A3 OEM Subwoofer with aftermarket 8" JBL woofer and DS18 Candy Amp in stock location. - YouTube
AUDI A3 8V SUBWOOFER GŁOŚNIK ZESTAW KOŁA NAPRAWCZY - 8964387528 - oficjalne archiwum Allegro
Audi A3 saloon subwoofer | Audi-Sport.net
For Audi A3 8V front door midrange speaker upgrade kit 8V0 035 409 A 8V0035410A - AliExpress
8V] Subwoofer neu? - HiFi, Car-Alarm und Elektrik (8V) - A3-Freunde
8V0-035-382-C - Audi Trunk Subwoofer Rear 2017-2018 Audi A3 Sportback e-tron | Audi Parts Store